No person shall be elected to the office of the President more than twice …and no person who has held the office of President, or acted as President, for more than two years of a term to which some other person was elected President...shall be elected the office of President more than once.
Term Limits v. Thornton, 514 US 779 (1995). That case was about Arkansas adopted Amendment 73 which tried to set limits for AR representatives. The Supreme Court ruled that AR law conflicted with the 22nd amendment. As a result of this case and ruling 23 states had term limit laws nullified.
"Running for Office - Cartoons of Clifford K. Berryman." National Archives and Records Administration. National Archives and Records Administration, n.d. Web. 03 Apr. 2014.